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Table 1 Location within the skin, actinic changes and tumor size of canine cutaneous hemangiomas and hemangiosarcomas

From: Immunohistochemical detection of p53 and pp53 Ser392 in canine hemangiomas and hemangiosarcomas located in the skin

Cutaneous endothelial tumors Location within the skin a Actinic changes b Tumor size c
Number of tumors/total tumors (percentage) P value Number of tumors/total tumors (percentage) P value Number of tumors/total tumors (percentage) P value
Dermal Hypodermal No Yes ≤5 cm > 5 cm
Histological diagnosisd    .008    .001    .491
Hemangioma 0/13 (0%) 13/13 (100%)   11/12 (91.67%) 1/12 (8.33%)   10/11 (90.91%) 1/11 (9.09%)  
Hemangiosarcoma 10/25 (40.0%) 15/25 (60.0%) 0/17 (0%) 17/17 (100%)   20/24 (83.33%) 4/24 (16.67%)
Histological differentiation scoringd    .667      1.000
Well-differentiated 4/8 (50.0%) 4/8 (50.0%)   0/6 (0%) 6/6 (100%)   8/9 (88.89%) 1/9 (11.11%)  
Moderately differentiated 6/17 (35.29%) 11/17 (64.71%) 0/11 (0%) 11/11 (100%)   12/15 (80.0%) 3/15 (20.0%)
  1. Non-included in inferential statistical study the poorly differentiated hemangiosarcoma (case No. 40)
  2. a Unavailable data in 1 hemangiosarcoma (case No. 22)
  3. b Unavailable data in 1 hemangioma (case No. 2) and 9 hemangiosarcomas (cases Nos. 14, 16, 17, 24, 28, 31, 32, 36, and 37)
  4. c Unavailable data in 2 hemangiomas (cases Nos. 6 and 7) and 2 hemangiosarcomas (cases Nos. 28 and 29)
  5. d Fisher’s exact test